About: http://webisa.webdatacommons.org/203359549

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	A study that examines a cohort of persons who differ in respect to exposure to some suspected risk factor such as smoking is useful for trying to ascertain whether exposure is likely to cause specified events such as lung cancer.
http://www.w3.org/ns/prov#wasQuotedFrom	quizlet.com